H3XAOperational intelligence
Live analytical pictureEvidence before assessment
Threat intelligence / Vulnerability

CVE-2023-33009

Zyxel ATP, USG FLEX, USG FLEX 50(W), USG20(W)-VPN, VPN, and ZyWALL/USG firewalls contain a buffer overflow vulnerability in the notification function that could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and remote code execution on an affected device.

Vulnerability
TypeVulnerability
External ID—
First seen2023-06-05
Last seen2023-06-05

Confidence

—

Zyxel ATP, USG FLEX, USG FLEX 50(W), USG20(W)-VPN, VPN, and ZyWALL/USG firewalls contain a buffer overflow vulnerability in the notification function that could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and remote code execution on an affected device.

Labels

exploitedkev

CISA KEV context

Vendor / productZyxel Multiple Firewalls
Added2023-06-05
Due date2023-06-26
14 recorded

Relationships

mitigates
from Remediate CVE-2023-33009
Mitigation
related-to
to Buffer Overflow in an API Call
Technique
related-to
to Buffer Overflow in Local Command-Line Utilities
Technique
related-to
to Buffer Overflow via Environment Variables
Technique
related-to
to Buffer Overflow via Parameter Expansion
Technique
related-to
to Buffer Overflow via Symbolic Links
Technique
related-to
to Client-side Injection-induced Buffer Overflow
Technique
related-to
to Filter Failure through Buffer Overflow
Technique
related-to
to Forced Integer Overflow
Technique
related-to
to MIME Conversion
Technique
related-to
to Overflow Binary Resource File
Technique
related-to
to Overflow Buffers
Technique
related-to
to Overflow Variables and Tags
Technique
related-to
to String Format Overflow in syslog()
Technique
2 external

References

nvd
CVE-2023-33009
open
cwe
CWE-120
open
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